EN10028-3 P275NL2, applied in petroleum, chemical industry, power plant, boiler and other industries, used to make reactor, heat exchanger, separator spherical tank, oil and gas tank, liquefied gas tank, nuclear reactor pressure vessel, boiler drum, liquefied petroleum cylinder, high pressure water pipe of hydropower station, turbine volute and other equipment。
Components implementation standard: EN10028 European standard, full name: normalized weldable fine grain steel plate.
EN10028-3 P275NL2 Chemical Composition
|
Grade |
Chemical Composition |
|
P275NL2 |
The Element Max (%) |
|
C |
Si |
Mn |
P |
S |
Al(min) |
N |
|
0.16 |
0.40 |
0.80-1.50 |
0.020 |
0.010 |
0.020 |
0.012 |
|
Cr |
Cu |
Mo |
Nb |
Ni |
Ti |
V |
|
0.30 |
0.30 |
0.08 |
0.050 |
0.50 |
0.03 |
0.05 |
Carbon Equivalent: Ceq = 【C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15】%
EN10028-3 P275NL2Mechanical Property
|
Grade |
P275NL1 Mechanical Property |
|
|
P275NL2 |
Thickness |
Yield |
Tensile |
Elongation |
|
mm |
Min Mpa |
Mpa |
Min % |
|
≤ 16 |
275 |
390-510 |
24 |
|
16＜t ≤40 |
265 |
390-510 |
24 |
|
40＜t≤60 |
255 |
390-510 |
24 |
|
60＜t≤100 |
235 |
370-490 |
23 |
|
100＜t≤150 |
225 |
360-480 |
23 |
|
150＜t≤250 |
215 |
350-470 |
23 |
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